Lasers Research update Arm dentists with lasers, urge researchers New dental technique can assess mineral content in teeth Read article: Arm dentists with lasers, urge researchers
Ultracold matter Research update Parity violation in ytterbium is largest ever seen Berkeley physicists boost parity violation to explore weak force Read article: Parity violation in ytterbium is largest ever seen
Transport properties Research update Nanoscale light source can change its colour Tiny 'free electron laser' could be used in displays Read article: Nanoscale light source can change its colour
Soft matter and liquids Research update Lasers look inside human bones Spectroscopy could help medics detect bone disease Read article: Lasers look inside human bones
Quantum mechanics Research update Single molecule switches light World's smallest optical transistor brings optical computers a step closer Read article: Single molecule switches light
Soft matter and liquids Research update UK physics hit by new cuts Science and Technology Facilities Council outlines reduced programme for 2009-10 Read article: UK physics hit by new cuts
Surfaces and interfaces Research update 100 DVDs on one disc within three years? Data stored using micro-holograms Read article: 100 DVDs on one disc within three years?
Ultrafast science Research update Tuning the gap in graphene Results confirm wonder material's potential for future nano-electronics and photonics Read article: Tuning the gap in graphene
Structure and dynamics Research update Metal pumps liquid uphill Laser-treated metal could aid medics Read article: Metal pumps liquid uphill
Structure and dynamics Research update Laser boosts light bulb efficiency We can make incandescent bulbs 100% efficient, say researchers Read article: Laser boosts light bulb efficiency
Optics & Photonics Briefing This issue explores lasers and detectors, solar power, medical imaging and high-resolution displays